Home / 19,582.00-29,315.52-12,163.97

Finding the Fourth Proportional to 19,582.00, 29,315.52 and 12,163.97

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Solution

The fourth proportional to 19,582.00, 29,315.52 and 12,163.97 is: 18,210.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,582.00 : 29,315.52 = 12,163.97 : x
  2. Step 2: Convert to fraction form
    19,582.00/29,315.52 = 12,163.97/x
  3. Step 3: Cross multiply
    19,582.00x = 29,315.52 × 12,163.97
  4. Step 4: Simplify right side
    19,582.00x = 356,593,179.10
  5. Step 5: Solve for x
    x = 356,593,179.10/19,582.00
  6. Step 6: Final answer
    x = 18,210.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.